A computer is an electronic device that can store, retrieve, and process data. It accepts information in the form of digitalized data and manipulates it based on a program, software, or sequence of instructions on how the data is to be processed. A computer can perform a variety of tasks, including calculations, operations, and processes based on instructions provided by software or hardware programs. It is made up of multiple parts and components that facilitate user functionality, including a processor, memory, storage, communication ports, and peripheral devices. There are different types of computers, including desktop computers, laptops, netbooks, and microcomputers.